if (CharUtil.isUrlChar(c) || c == ' ') {
                        buf.append(c);
                    } else {
                        try {
                            buf.append(URLEncoder.encode(String.valueOf(c), Constants.UTF_8));
                        } catch (final UnsupportedEncodingException e) {
                            // NOP
                        }
                    }
                }

    }

    public void test_encode() {
        assertNull(permissionHelper.encode(null));
        assertNull(permissionHelper.encode(""));
        assertNull(permissionHelper.encode(" "));
        assertNull(permissionHelper.encode("{user}"));
        assertNull(permissionHelper.encode("{role}"));
        assertNull(permissionHelper.encode("{group}"));
        assertNull(permissionHelper.encode("(allow)"));

    <example>
      ${fe:facetQueryViewList()}
    </example>
  </function>

  <function>
    <description>
      Returns base64 encoded value.
    </description>
    <name>base64</name>
    <function-class>org.codelibs.fess.taglib.FessFunctions</function-class>
    <function-signature>java.lang.String base64(java.lang.String)</function-signature>

                            append = true;
                        }
                        locationBuf.append(urlCodec.encode(key, encoding));
                        locationBuf.append('=');
                        locationBuf.append(urlCodec.encode(value, encoding));
                    }

                }
                final HttpServletResponse res = (HttpServletResponse) response;

	redirectPage.append("/error/badrequest/");
	response.sendRedirect(redirectPage.toString());
} else if(!"badAuth".equals(type)) {
	redirectPage.append("/error/notfound/?url=");
	redirectPage.append(java.net.URLEncoder.encode(requestUri , "UTF-8"));
	response.sendRedirect(redirectPage.toString());
}

            final PermissionHelper permissionHelper = ComponentUtil.getPermissionHelper();
            entity.setPermissions(split(form.permissions, "\n").get(stream -> stream.map(s -> permissionHelper.encode(s))
                    .filter(StringUtil::isNotBlank).distinct().toArray(n -> new String[n])));
            return entity;
        });
    }

    protected void registerRoleTypeItems(final RenderData data) {

                            .fragmentOffset(fragmentOffset).noMatchSize(noMatchSize).order(order).phraseLimit(phraseLimit))
                    .encoder(encoder)));
            searchRequestBuilder.highlighter(highlightBuilder);
        }

        protected void buildSort(final QueryContext queryContext, final QueryFieldConfig queryFieldConfig, final FessConfig fessConfig) {

query.highlight.tag.pre=<strong>
query.highlight.tag.post=</strong>
query.highlight.boundary.chars=u0009u000Au0013u0020
query.highlight.boundary.max.scan=20
query.highlight.boundary.scanner=chars
query.highlight.encoder=default
query.highlight.force.source=false
query.highlight.fragmenter=span
query.highlight.fragment.offset=-1
query.highlight.no.match.size=0
query.highlight.order=score
query.highlight.phrase.limit=256

    String QUERY_HIGHLIGHT_BOUNDARY_SCANNER = "query.highlight.boundary.scanner";

    /** The key of the configuration. e.g. default */
    String QUERY_HIGHLIGHT_ENCODER = "query.highlight.encoder";

    /** The key of the configuration. e.g. false */
    String QUERY_HIGHLIGHT_FORCE_SOURCE = "query.highlight.force.source";

    /** The key of the configuration. e.g. span */

            for (final Map.Entry<String, String> entry : paramMap.entrySet()) {
                queryBuf.append('&');
                queryBuf.append(URLUtil.encode(entry.getValue(), Constants.UTF_8));
                queryBuf.append('=');
                queryBuf.append(URLUtil.encode(entry.getKey(), Constants.UTF_8));
                formBuf.append("<input type=\"hidden\" name=\"");